Slate Black Patina is a versatile black finish for use on most metals. On iron and steel, it will produce a black patina with some brown showing through the finish. This is a fast 3-5 minute reaction that is arrested with water. Additional coats will darken the patina. Slate Black Patina can be diluted with distilled water for lighter coats.
Slate Black Patina is a versatile and unique finish for use on iron, steel, stainless steel, aluminum, bronze, brass, and copper.
Slate Black is meant to be a cold patina except when applied to aluminum and stainless steel, when it should be applied hot.
L to R: polished, burnished, and unaltered patina
Before applying this patina, sandblasting or sanding is required to clean the surface of oil, oxides, and residues. Apply this patina as a spray or in an immersion process. Depending on the application method chosen, the results will range from a uniform solid color to a layered textured appearance. Slate Black Patina may be diluted up to 50% with distilled water depending on the desired strength of finish.
A clean water rinse will stop the chemical reaction. The finish may be burnished wet or dry. Additional patinas can be layered over this base. When dry, protect the finish with multiple coats of a clear sealer.
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